Inlay

Webster's Dictionary of the English Language

·noun Matter or pieces of wood, ivory, ·etc., inlaid, or prepared for inlaying; that which is inserted or inlaid for ornament or variety.

II. Inlay ·vt To lay within; hence, to insert, as pieces of pearl, iviry, choice woods, or the like, in a groundwork of some other material; to form an ornamental surface; to diversify or adorn with insertions.